Estadio: Table 3 Round: 57
| WTT Feeder - Düsseldorf | 2023/02/15 11:55 | Yonghun Lee v Martin Allegro | W | 1-3 |
| WTT Feeder Antalya | 2023/03/30 10:10 | Jordy Piccolin v Martin Allegro | L | 3-2 |
| WTT Feeder Antalya | 2023/03/29 17:30 | Dimitrije Levajac v Martin Allegro | W | 0-3 |
| Singapur - WTT Grand Smash | 2023/03/11 06:20 | Joao Geraldo v Martin Allegro | L | 3-0 |
| WTT Singapore Smash Quals | 2023/03/09 13:05 | Martin Allegro v Vitor Ishiy | W | 3-0 |
| WTT Singapore Smash Quals | 2023/03/09 02:00 | Paul Drinkhall v Martin Allegro | W | 2-3 |
| WTT Singapore Smash Quals | 2023/03/08 04:15 | Rares Sipos v Martin Allegro | W | 2-3 |
| WTT Feeder Dusseldorf II | 2023/02/24 16:45 | Martin Allegro v Yuta Tanaka | L | 0-3 |
| WTT Feeder Dusseldorf II | 2023/02/24 10:45 | Martin Allegro v Paul Drinkhall | W | 3-2 |
| Challenger Series TT | 2023/04/07 10:30 | Kirill Fadeev v Yonghun Lee | L | 3-1 |
| Challenger Series TT | 2023/04/07 06:30 | Damian Zech v Yonghun Lee | W | 1-3 |
| Challenger Series TT | 2023/04/06 18:30 | Yonghun Lee v Dimitrije Levajac | L | 1-3 |
| Challenger Series TT | 2023/04/06 15:10 | Yonghun Lee v Makoto Nogami | W | 3-0 |
| Challenger Series TT | 2023/04/06 13:10 | Florian Bourrassaud v Yonghun Lee | L | 3-0 |
| Challenger Series TT | 2023/04/06 10:30 | Yannick Vostes v Yonghun Lee | L | 3-0 |
| Challenger Series TT | 2023/04/06 07:50 | Dennis Klein v Yonghun Lee | L | 3-1 |
| WTT Singapore Smash Quals | 2023/03/07 06:15 | Yonghun Lee v Cheng-Ting Liao | L | 0-3 |